Previously, when an ISO domain lost SPM connectivity, connection to the ISO domain would fail to restore even though the mount was eligible. A patch to VDSM ensures that ISO domains are autorecovered after their connectivity is restored.

Tested on SF8.
wolf.qa.lab.tlv.redhat.com:/volumes/wolf/shared/shared_iso_domain1 on /rhev/data-center/mnt/wolf.qa.lab.tlv.redhat.com:_volumes_wolf_shared_shared__iso__domain1 type nfs (rw,soft,nosharecache,timeo=600,retrans=6,nfsvers=3,addr=10.35.64.102)
The iso domain is not in '/040(deleted)' state.